#s(tz
   (#s(span -inf.0 50400 0 -inf.0 "GMT-14"))
   #s(*zone-span 50400 () "GMT-14")
   (#s(span #s(*date 2039 12 1 0 0 0 50400) 50400 0 2039 "GMT-14")
    #s(span -inf.0 50400 0 -inf.0 "GMT-14")))